You never know who's looking.
However, this picture sums up my feelings about working in today's modern edumacation environment:
One last thought...
Should any of your learning needs provision suppliers start giving you grief because the dog ate the data retrieval system you saved your homework on, just try chanting this simple mantra over and over again....
OFSTED, OFSTED, OFSTED, OFSTED.
Watch 'em run from the room, screaming. ;-)